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RTCs

Compare Image Name Manufacturer Pricing(USD) Quantity Weight(Kg) Size(LxWxH) Datasheet Factory Lead Time Mount Packaging Published Series Pbfree Code Part Status Moisture Sensitivity Level (MSL) Number of Terminations ECCN Code Max Operating Temperature Min Operating Temperature Operating Supply Voltage Length RoHS Status Lead Free Contact Plating Radiation Hardening Number of Pins Additional Feature Package / Case Interface Max Supply Voltage REACH SVHC Reach Compliance Code Min Supply Voltage Frequency Height Width Mounting Type Weight Operating Temperature Technology Height Seated (Max) HTS Code Type JESD-609 Code Terminal Finish Terminal Position Terminal Form Peak Reflow Temperature (Cel) Supply Voltage Time@Peak Reflow Temperature-Max (s) Base Part Number Pin Count Temperature Grade Surface Mount Terminal Pitch JESD-30 Code Supply Voltage-Min (Vsup) Operating Temperature (Max) Subcategory Qualification Status Power Supplies Supply Voltage-Max (Vsup) Number of Outputs Feature Supplier Device Package Number of Terminals Source Url Status Check Date Logic Function Memory Size Function Number of Bits Voltage - Supply Time Format External Data Bus Width uPs/uCs/Peripheral ICs Type Clock Frequency Time-Min Interrupt Capability Volatile Information Access Method Non-Volatile Memory Number of Timers Date Format Current - Timekeeping (Max) Voltage - Supply, Battery
RX-8801JE:UA3ROHS RX-8801JE:UA3ROHS EPSON 0.0000
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0.00000000
R2025S-E2-F R2025S-E2-F Ricoh 0.0000
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0.00000000
R2045D-E2-F R2045D-E2-F Ricoh Electronic Devices Company 0.0000
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0.00000000 download Obsolete RoHS Compliant 22 Clock/Calendar/Alarm/Interrupt HH:MM:SS DW:DM:M:Y
BQ4830YMA-85 BQ4830YMA-85 Texas Instruments 0.0000
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0.00000000 Through Hole no 28 EAR99 70°C 0°C 5V 37.72mm RoHS Compliant Contains Lead Tin No 28 PDIP Parallel 5.5V 4.5V 9.4mm 18.42mm CMOS 8542.39.00.01 DUAL 5V COMMERCIAL 2.54mm Timer or RTC 5V Clock 31.3kB HH:MM:SS 0.032MHz SECONDS N NO YY-MM-DD-dd
X1228S14Z-2.7 X1228S14Z-2.7 Renesas Electronics America 0.0000
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0.00000000 download Tube Obsolete 3 (168 Hours) ROHS3 Compliant 14-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount 0°C~70°C Clock/Calendar e3 MATTE TIN NOT SPECIFIED NOT SPECIFIED X1228 Alarm, Leap Year, Supervisor, Watchdog Timer 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
DS1302 DS1302 Maxim Integrated 0.0000
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0.00000000 download Tube 2002 no Obsolete 1 (Unlimited) 8 EAR99 9.375mm Non-RoHS Compliant Contains Lead BURST MODE RAM DATA TRANSFER; TIMEKEEPING CURRENT = 0.3UA 8-DIP (0.300, 7.62mm) 3-Wire Serial not_compliant 7.62mm Through Hole 0°C~70°C CMOS 4.572mm 8542.39.00.01 Clock/Calendar e0 Tin/Lead (Sn/Pb) DUAL 240 3.3V 20 DS1302 8 NO 2.54mm R-PDIP-T8 Timers or RTCs Not Qualified 3/5V Leap Year, NVSRAM, Trickle-Charger 31B 2V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SECONDS N YES SERIAL, 3-WIRE YY-MM-DD-dd 0.3μA~1μA @ 2V~5V 2V~5.5V
ISL12028IV27Z ISL12028IV27Z Renesas Electronics America 0.0000
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0.00000000 download Tube 2005 Obsolete 1 (Unlimited) ROHS3 Compliant 14-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar ISL12028 14 Alarm, Leap Year, Supervisor, Watchdog Timer 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5.5V 1.8V~5.5V
X1227V8Z-2.7A X1227V8Z-2.7A Intersil Corporation 0.0000
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0.00000000 1 EAR99 4.4mm RoHS Compliant compliant 3mm CMOS 1.2mm 8542.39.00.01 e3 MATTE TIN DUAL GULL WING 260 5V 40 8 COMMERCIAL YES 0.65mm R-PDSO-G8 2.7V 70°C Timer or RTC Not Qualified 3/5V 5.5V 8 TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y NO I2C 1
MCP79411T-I/SN MCP79411T-I/SN Microchip Technology 0.0000
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0.00000000 download 6 Weeks Surface Mount Tape & Reel (TR) 2011 Active 1 (Unlimited) 8 EAR99 4.9mm ROHS3 Compliant Lead Free No 8 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial 3.9mm Surface Mount -40°C~85°C CMOS 1.75mm Clock/Calendar e3 Matte Tin (Sn) - annealed DUAL 260 5V 40 MCP79411 8 1.27mm Timers or RTCs 2/5V Alarm, Leap Year, Square Wave Output, SRAM, Unique ID Clock 64B 1Kb 1.8V~5.5V HH:MM:SS (12/24 hr) 0.4MHz SECONDS Y NO I2C YY-MM-DD-dd 1.2μA @ 3.3V 1.3V~5.5V
X1205S8I X1205S8I Intersil (Renesas Electronics America) 0.0000
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0.00000000 download Surface Mount Bulk 2005 Discontinued 1 8 EAR99 85°C -40°C 4.9mm Non-RoHS Compliant Contains Lead 8 SOIC 2-Wire, I2C, Serial 5.5V not_compliant 2.7V 3.9mm CMOS 1.75mm e0 Tin/Lead (Sn/Pb) DUAL 240 5V NOT SPECIFIED 8 INDUSTRIAL 1.27mm Timer or RTC Not Qualified 3/5V HH:MM:SS (12/24 hr) TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y YES I2C YY-MM-DD-dd
ISL12022MIBZ-TR5421 ISL12022MIBZ-TR5421 Renesas Electronics America 0.0000
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0.00000000 download 6 Weeks Tape & Reel (TR) 2008 Active 1 (Unlimited) EAR99 ROHS3 Compliant 20-SOIC (0.295, 7.50mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) NOT SPECIFIED NOT SPECIFIED ISL12022 20 Alarm, Daylight Savings, Leap Year, SRAM 128B 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 14μA~15μA @ 3V~5V 1.8V~5.5V
DS1743-85+ DS1743-85+ Rochester Electronics 0.0000
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0.00000000 download Tube Obsolete 3 (168 Hours) ROHS3 Compliant 28-DIP Module (0.600, 15.24mm) Parallel Through Hole 0°C~70°C Clock/Calendar Leap Year, NVSRAM, Y2K 28-EDIP 8KB 4.5V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 3mA @ 5V
ISL12059IBZ-T ISL12059IBZ-T Electric Imp Inc. 0.0000
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0.00000000 download Surface Mount Tape & Reel 2009 Active 85°C -40°C 3.3V RoHS Compliant No 8 SOIC 2-Wire, I2C, Serial 3.6V 1.8V Clock HH:MM:SS YY-MM-DD-dd
PCF85363ATL/AX PCF85363ATL/AX NXP Semiconductors 0.0000
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0.00000000 download 7 Weeks Tape & Reel (TR) 2010 Active 1 (Unlimited) 10 2.6mm ROHS3 Compliant 10-XFDFN Exposed Pad I2C, 2-Wire Serial 2.6mm Surface Mount -40°C~85°C CMOS 0.5mm Clock/Calendar DUAL NOT SPECIFIED 3.3V NOT SPECIFIED PCF85363 10 YES 0.5mm S-PDSO-N10 Alarm, Leap Year, Watchdog Timer 64B 0.9V~5.5V HH:MM:SS:hh (12/24 hr) I2C 1 YY-MM-DD-dd 0.885μA @ 3.3V 0.9V~5.5V
ISL12029IV27AZ ISL12029IV27AZ Intersil (Renesas Electronics America) 0.0000
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0.00000000 download Surface Mount 2005 Active 1 14 EAR99 85°C -40°C 3.3V 5mm RoHS Compliant No 14 TSSOP 2-Wire, I2C, Serial 5.5V 2.7V 4.4mm CMOS 1.2mm 8542.39.00.01 e3 Matte Tin (Sn) - annealed DUAL 260 3.3V 40 INDUSTRIAL 0.65mm Timer or RTC 3/5V Clock HH:MM:SS 0.032MHz SECONDS Y NO I2C 1 YY-MM-DD-dd
ISL1208IU8Z-T7A ISL1208IU8Z-T7A Intersil (Renesas Electronics America) 0.0000
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0.00000000 download 14 Weeks Surface Mount Cut Tape (CT) 2004 Active 2 8 EAR99 85°C -40°C 3mm RoHS Compliant Lead Free No 8 MSOP 2-Wire, I2C, Serial 5.5V Unknown 2.7V 3mm CMOS 1.1mm e3 Matte Tin (Sn) - annealed DUAL 260 3V 40 INDUSTRIAL 0.65mm Clock 2B HH:MM:SS 0.032MHz I2C 2 B YY-MM-DD-dd
ISL12023IVZ ISL12023IVZ Intersil (Renesas Electronics America) 0.0000
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0.00000000 download Surface Mount 1999 Active 1 14 EAR99 85°C -40°C 5mm RoHS Compliant No 14 TSSOP 2-Wire, I2C, Serial 5.5V 2.7V 4.4mm CMOS 1.2mm 8542.39.00.01 e3 Matte Tin (Sn) - annealed DUAL 3V 14 INDUSTRIAL 0.65mm Timer or RTC 3/5V Clock 128B HH:MM:SS 0.032MHz SECONDS Y NO I2C YY-MM-DD-dd
AB0815-T3 AB0815-T3 Abracon LLC 0.0000
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0.00000000 download 13 Weeks Surface Mount Tape & Reel (TR) 2012 Active 1 (Unlimited) 85°C -40°C RoHS Compliant Lead Free No 16-VFQFN Exposed Pad SPI 3.6V 1.7V Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year, SRAM, Trickle-Charger, Watchdog Timer 16-QFN (3x3) Clock 256B 1.7V~3.6V HH:MM:SS:hh 256 B YY-MM-DD-dd 0.17μA~0.22μA @ 1.8V~3V 1.5V~3.6V
ISL12025IBZ-T ISL12025IBZ-T Intersil 0.0000
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0.00000000
DS1339AU+T DS1339AU+T Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Surface Mount Tape & Reel (TR) 2002 Active 1 (Unlimited) 8 EAR99 3.3V 3mm ROHS3 Compliant Tin No 8 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial 3mm Surface Mount -40°C~85°C CMOS 1.1mm Clock/Calendar DUAL 3.3V DS1339 0.65mm Alarm, Leap Year, Square Wave Output, Trickle-Charger Clock 1.71V~5.5V HH:MM:SS (12/24 hr) I2C 1 YY-MM-DD-dd 200μA @ 1.71V~5.5V 1.3V~3.7V
ISL12058IRUZ-T ISL12058IRUZ-T Rochester Electronics 0.0000
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0.00000000 download Tape & Reel (TR) Obsolete 1 (Unlimited) ROHS3 Compliant 8-UFDFN I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year 8-μTDFN (2x2) 1.8V~3.6V HH:MM:SS (12/24 hr) YY-MM-DD-dd 0.65μA @ 1.8V
PCF8583T/F5,118 PCF8583T/F5,118 NXP Semiconductors / Freescale 0.0000
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0.00000000 Surface Mount 85°C -40°C RoHS Compliant 8 SO 6V 2.5V 8 2013-06-14 00:00:00 HH:MM:SS:hh
DS1388Z-33+ DS1388Z-33+ Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Surface Mount Tube 2002 yes Active 1 (Unlimited) 8 EAR99 3.3V 5mm ROHS3 Compliant Lead Free No 8 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Unknown 32.8kHz 1.5mm 4mm Surface Mount 540.001716mg -40°C~85°C CMOS Clock/Calendar e3 Matte Tin (Sn) DUAL 260 3.3V DS1388 8 Timers or RTCs 1 EEPROM, Leap Year, Supervisor, Trickle-Charger, Watchdog Timer Clock 512B 2.97V~3.63V HH:MM:SS:hh (12/24 hr) Y NO I2C YY-MM-DD-dd 150μA @ 2.97V~3.63V 1.3V~5.5V
DS1556P-70+ DS1556P-70+ Maxim Integrated 0.0000
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0.00000000 download 10 Weeks Tray 2003 yes Active 3 (168 Hours) 34 EAR99 ROHS3 Compliant 34-PowerCap™ Module Parallel not_compliant Surface Mount 0°C~70°C CMOS 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL NOT SPECIFIED 5V NOT SPECIFIED DS1556 34 YES R-XDMA-U34 Timer or RTC Not Qualified 5V Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K 128KB 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz SECONDS Y NO YY-MM-DD-dd 6mA @ 5V 3V
RX-4571SA:B0 PURE SN RX-4571SA:B0 PURE SN EPSON 0.0000
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0.00000000
X1228V14I-4.5A X1228V14I-4.5A Intersil 0.0000
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0.00000000
DS1747W-120+ DS1747W-120+ Maxim Integrated 0.0000
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0.00000000 download 9 Weeks Tube 2012 yes Active 1 (Unlimited) 32 EAR99 43.053mm ROHS3 Compliant Lead Free 32 32-DIP Module (0.600, 15.24mm) Parallel not_compliant 15.24mm Through Hole 0°C~70°C CMOS 10.922mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 3.3V NOT SPECIFIED DS1747 32 NO 2.54mm Timer or RTC Not Qualified 3.3V Leap Year, NVSRAM, Y2K 512KB 2.97V~3.63V HH:MM:SS (24 hr) 8 SECONDS N NO YY-MM-DD-dd 2mA @ 3.3V
RX-8025SA:AA PURE SN RX-8025SA:AA PURE SN EPSON 0.0000
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0.00000000 download 13 Weeks RX-8025SA Active 1 (Unlimited) ROHS3 Compliant 14-SOIC (0.197, 5.00mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year 14-SOP 1.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 1.2μA~1.8μA @ 3V~5V
PCF8593T/1,118 PCF8593T/1,118 NXP Semiconductors 0.0000
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0.00000000 download 7 Weeks Tape & Reel (TR) 2003 Active 1 (Unlimited) 8 4.9mm ROHS3 Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial 3.9mm Surface Mount -40°C~85°C CMOS 1.75mm 8542.39.00.01 Clock/Calendar e4 Nickel/Palladium/Gold (Ni/Pd/Au) DUAL NOT SPECIFIED 3V NOT SPECIFIED PCF8593 8 YES 1.27mm R-PDSO-G8 Timer or RTC Not Qualified 3/5V Alarm, NVSRAM 8B 2.5V~6V HH:MM:SS:hh (12/24 hr) 0.032MHz 1/100SECOND Y YES I2C YY-MM-DD-dd 8μA~15μA @ 2V~5V
MCP795B11-I/ST MCP795B11-I/ST Microchip Technology 0.0000
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0.00000000 download Surface Mount Tube 2011 Obsolete 1 (Unlimited) 14 EAR99 5mm ROHS3 Compliant No 14 ALSO OPEARTES AT 1.8 V MINIMUM SUPPLY AT 3 MHZ 14-TSSOP (0.173, 4.40mm Width) SPI 4.4mm Surface Mount -40°C~85°C CMOS 1.2mm 8542.39.00.01 Clock/Calendar e3 MATTE TIN (SN) DUAL 5V MCP795B11 14 0.65mm Timer or RTC 2/5V Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID, Watchdog Timer Clock 64B 8 1.8V~5.5V HH:MM:SS:hh (12/24 hr) 10MHz 1/100SECOND Y NO YY-MM-DD-dd 1μA @ 1.8V~5.5V 1.3V~5.5V
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